178295940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{367}}^1\times {\mathrm{2699}}^1$

素因数の和:3081

約数の個数: 72

約数和(自身を含む): 542505600

約数和(自身を除く): 364209660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 367, 734, 1101, 1468, 1835, 2202, 2699, 3303, 3670, 4404, 5398, 5505, 6606, 7340, 8097, 10796, 11010, 13212, 13495, 16194, 16515, 22020, 24291, 26990, 32388, 33030, 40485, 48582, 53980, 66060, 80970, 97164, 121455, 161940, 242910, 485820, 990533, 1981066, 2971599, 3962132, 4952665, 5943198, 8914797, 9905330, 11886396, 14857995, 17829594, 19810660, 29715990, 35659188, 44573985, 59431980, 89147970, 178295940]

約数ペア:

[(1, 178295940), (2, 89147970), (3, 59431980), (4, 44573985), (5, 35659188), (6, 29715990), (9, 19810660), (10, 17829594), (12, 14857995), (15, 11886396), (18, 9905330), (20, 8914797), (30, 5943198), (36, 4952665), (45, 3962132), (60, 2971599), (90, 1981066), (180, 990533), (367, 485820), (734, 242910), (1101, 161940), (1468, 121455), (1835, 97164), (2202, 80970), (2699, 66060), (3303, 53980), (3670, 48582), (4404, 40485), (5398, 33030), (5505, 32388), (6606, 26990), (7340, 24291), (8097, 22020), (10796, 16515), (11010, 16194), (13212, 13495)]